Compare Bertucci A-5S Ballista Field Watch with Swiss Micro Tube Illumination #13550 Movement: Precision Swiss quartz analog (battery powered) Case: Black ion stainless steel, 44mm x 14.4mm thick. Crystal: Scratch Resistant Sapphire Band: Integrated black (2-ply) DX3 one piece nylon Island Watch Price: $545.00 Was: Sale Price $545.00